Is my issue the Dolby Board? - Sansui 9090DB 8080DB - BG094
45:57
Sansui 9090DB 8080DB Dolby Board Repair - BG091
13:05
Sansui 9090DB damaged by counterfeit parts!
45:16
It's amazing what DIRTY CONTROLS can cause on old receivers! Let's clean them on this Sansui 8080
14:18
The Why And How Of Bias And Offset Adjustments For Audio Amplifiers
18:40
The Complex History of DENON: Gramophones, PCM Encoding and Immersive AV
50:17
Sansui 9090 Receiver - Part 1 - Checkout and circuit mods
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The Best Tweak EVER In The Whole Audio Industry
13:23